
Sheldon, this beaker used
to CONTAIN cerebral spinal fluid
The Big Bang Theory Season 5, Episode 16

And that world
may CONTAIN
Westworld Season 2, Episode 8

...that don't CONTAIN themselves as members
CONTAINs itself.
The Big Bang Theory Season 8, Episode 19

Paraffin candles
may CONTAIN carcinogens.
The Big Bang Theory Season 5, Episode 2

that might CONTAIN a clue.
The Big Bang Theory Season 7, Episode 18